Granted Patent
Utility
US 5,312,152 · App. 07/781,473
Shape memory metal actuated separation device
Inventors:
William Woebkenberg, Dominick A. DeAngelis
Patented Case
View Patent ↗
Granted: May 17, 1994
Filed: Oct 23, 1991
Inventors
William Woebkenberg
Dominick A. DeAngelis
Assignee (at issue)
LOCKHEED MARTIN CORPORATION
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.